Generic support for compilers
Can be easily extended with plugins (Several plugins are already included in the installer)
Built-in GDB support
Subversion plugin (based on the command line tool), which mimics the TortoiseSVN (but unlike it, it runs on Linux as well)
Makefile based build system
Project explorer (Workspace view)
File Explorer
Automatically imports MSVS workspace/projects and converts them to GNU based makefile
Active document outline
Sophisticated database based Code Completion mechanism, a default database is supplied which contains symbols for wxWidgets, STL and standard headers
Quickly open resources in the editor using ?Find Resource in workspace?
Quickly open types in the editor using ?Find Type in workspace?
XML based syntax highlighting
Text Folding
Bookmarks
Find In Files
Replace In Files
Highly Configurable
Built-in doxygen comment generator for functions/classes
And much more...